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source: vbox/trunk/src/libs/xpcom18a4/xpcom/io/nsLocalFileUnix.h@ 31232

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1/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/* ***** BEGIN LICENSE BLOCK *****
3 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 *
5 * The contents of this file are subject to the Mozilla Public License Version
6 * 1.1 (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 * http://www.mozilla.org/MPL/
9 *
10 * Software distributed under the License is distributed on an "AS IS" basis,
11 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 * for the specific language governing rights and limitations under the
13 * License.
14 *
15 * The Original Code is Mozilla Communicator client code, released
16 * March 31, 1998.
17 *
18 * The Initial Developer of the Original Code is
19 * Netscape Communications Corporation.
20 * Portions created by the Initial Developer are Copyright (C) 1998-1999
21 * the Initial Developer. All Rights Reserved.
22 *
23 * Contributor(s):
24 * Mike Shaver <[email protected]>
25 *
26 * Alternatively, the contents of this file may be used under the terms of
27 * either of the GNU General Public License Version 2 or later (the "GPL"),
28 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
29 * in which case the provisions of the GPL or the LGPL are applicable instead
30 * of those above. If you wish to allow use of your version of this file only
31 * under the terms of either the GPL or the LGPL, and not to allow others to
32 * use your version of this file under the terms of the MPL, indicate your
33 * decision by deleting the provisions above and replace them with the notice
34 * and other provisions required by the GPL or the LGPL. If you do not delete
35 * the provisions above, a recipient may use your version of this file under
36 * the terms of any one of the MPL, the GPL or the LGPL.
37 *
38 * ***** END LICENSE BLOCK ***** */
39
40/*
41 * Implementation of nsIFile for ``Unixy'' systems.
42 */
43
44#ifndef _nsLocalFileUNIX_H_
45#define _nsLocalFileUNIX_H_
46
47#include <sys/stat.h>
48#include <sys/types.h>
49#include <unistd.h>
50
51#include "nscore.h"
52#include "nsString.h"
53#include "nsReadableUtils.h"
54
55/**
56 * we need these for statfs()
57 */
58#ifdef HAVE_SYS_STATVFS_H
59 #if defined(__osf__) && defined(__DECCXX)
60 extern "C" int statvfs(const char *, struct statvfs *);
61 #endif
62 #include <sys/statvfs.h>
63#endif
64
65#ifdef HAVE_SYS_STATFS_H
66 #include <sys/statfs.h>
67#endif
68
69#ifdef HAVE_STATVFS
70 #define STATFS statvfs
71#else
72 #define STATFS statfs
73#endif
74
75// so we can statfs on freebsd
76#if defined(__FreeBSD__)
77 #define HAVE_SYS_STATFS_H
78 #define STATFS statfs
79 #include <sys/param.h>
80 #include <sys/mount.h>
81#endif
82
83class NS_COM nsLocalFile : public nsILocalFile
84{
85public:
86 NS_DEFINE_STATIC_CID_ACCESSOR(NS_LOCAL_FILE_CID)
87
88 nsLocalFile();
89
90 static NS_METHOD nsLocalFileConstructor(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr);
91
92 // nsISupports
93 NS_DECL_ISUPPORTS
94
95 // nsIFile
96 NS_DECL_NSIFILE
97
98 // nsILocalFile
99 NS_DECL_NSILOCALFILE
100
101public:
102 static void GlobalInit();
103 static void GlobalShutdown();
104
105private:
106 nsLocalFile(const nsLocalFile& other);
107 ~nsLocalFile() {}
108
109protected:
110 struct stat mCachedStat;
111 nsCString mPath;
112 PRPackedBool mHaveCachedStat;
113
114 void LocateNativeLeafName(nsACString::const_iterator &,
115 nsACString::const_iterator &);
116
117 nsresult CopyDirectoryTo(nsIFile *newParent);
118 nsresult CreateAllAncestors(PRUint32 permissions);
119 nsresult GetNativeTargetPathName(nsIFile *newParent,
120 const nsACString &newName,
121 nsACString &_retval);
122
123 void InvalidateCache() {
124 mHaveCachedStat = PR_FALSE;
125 }
126 nsresult FillStatCache();
127
128 nsresult CreateAndKeepOpen(PRUint32 type, PRIntn flags,
129 PRUint32 permissions, PRFileDesc **_retval);
130};
131
132#endif /* _nsLocalFileUNIX_H_ */
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